The Mad Murderer X vs Build a Roller Coaster
The Mad Murderer X currently leads with 4,266 concurrent players against 3,301. On all-time peak the record belongs to The Mad Murderer X at 5,382 concurrent players, versus 4,923. Lifetime, The Mad Murderer X has more visits (169.4M vs 114.7M). Full side-by-side history for The Mad Murderer X and Build a Roller Coaster is charted above.
The Mad Murderer X
4,266
playing now
5,382 24h peak · 169.4M visits
VS
Build a Roller Coaster🎢
3,301
playing now
4,859 24h peak · 114.7M visits
Player count history
The Mad Murderer XBuild a Roller Coaster
Head to head
| Metric | The Mad Murderer X | Build a Roller Coaster | Difference |
|---|---|---|---|
| Playing now | 4,266 | 3,301 | 965 |
| 24h peak | 5,382 | 4,859 | 523 |
| 24h average | 4,473 | 3,332 | 1,141 |
| 7-day peak | 5,382 | 4,908 | 474 |
| 7-day average | 3,588 | 3,185 | 403 |
| 30-day peak | 5,382 | 4,908 | 474 |
| All-time peak | 5,382 | 4,923 | 459 |
| 24h change | ▲ 42.4% | ▲ 1.0% | — |
| 7d change | — | — | — |
| Total visits | 169.4M | 114.7M | 54.7M |
| Visits (24h) | 364.9K | 284.6K | 80.3K |
| Visits (7d) | 878K | 673.9K | 204.2K |
| Favorites | 231.4K | 210.6K | 20.9K |
| Rating | 85.3% | 82.6% | — |
| Global rank (players) | #389 | #494 | of 4,380 |
| Trending score | 89.4 | 16.1 | — |
| Created | Dec 22, 2021 | Oct 6, 2025 | — |
| Genre | Survival | Simulation | — |
Other comparisons
Both games are sampled on the same schedule and plotted on a shared time axis, so the comparison is like for like. Peaks, averages and growth come from RoVitals's own recorded history — 4 days for The Mad Murderer X, 4 for Build a Roller Coaster.